May 3, 2013 · There is a nice article on lua-users wiki about ternary operator, together with problem explanation and several solutions.

Because control structures in Lua only consider nil and false to be false, and anything else to be true, this will always enter the if statement, which is not what you want either. There is no way that you …

The Lua authors felt that continue was only one of a number of possible new control flow mechanisms (the fact that it cannot work with the scope rules of repeat/until was a secondary factor.)

May 2, 2012 · Any idea why this is wrong in Lua? if Pieza == 1 then if Rotacion == 1 then Piezas = Cuadrado1 else if Rotacion == 2 then Piezas =

I have seen the hash character '#' being added to the front of variables a lot in Lua. What does it do? EXAMPLE -- sort AIs in currentlevel table.sort (level.ais, function (a,b) return a.y < b...

Dec 24, 2014 · In lua '==' for string will return true if contents of the strings are equal. As it was pointed out in the comments, lua strings are interned, which means that any two strings that have the same …

Nov 20, 2013 · In Lua's case, the language is intended to be an embedded scripting language, so any changes that make the language more complex or potentially make the compiler/runtime even …

Jan 11, 2016 · What does the ~= operator mean in Lua? For example, in the following code: if x ~= params then

@rboy true but the point is, in Lua assigning nil to a table key means deleting it. There's no way to distinguish between keys with nil values and keys with no value, regardless of method.

How to check if a table contains an element in Lua? Asked 15 years, 11 months ago Modified 4 years, 10 months ago Viewed 326k times